Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic representation of brain showing areas of greater activity during the balloon distension compared to rest in irritable bowel syndrome (IBS) patients and healthy controls. Red star denotes greater activation in IBS than healthy controls and green star denotes greater activation in healthy controls than IBS. L, left; R, right.
